<!DOCTYPE html>
<html>
<head>
	<meta charset="UTF-8">
	<title>Row Editing in DataGrid - jQuery EasyUI Demo</title>
	<link rel="stylesheet" type="text/css" href="../../themes/default/easyui.css">
	<link rel="stylesheet" type="text/css" href="../../themes/icon.css">
	<link rel="stylesheet" type="text/css" href="../demo.css">
	<script type="text/javascript" src="../../jquery.min.js"></script>
	<script type="text/javascript" src="../../jquery.easyui.min.js"></script>
</head>
<body>
<h2>Row Editing in DataGrid</h2>
<p>Click the row to start editing.</p>
<div style="margin:20px 0;"></div>

<table id="dg" class="easyui-datagrid" title="Row Editing in DataGrid" style="width:700px;height:auto"
       data-options="
				iconCls: 'icon-edit',
				singleSelect: true,
				toolbar: '#tb',
				url: 'datagrid_data1.json',
				method: 'get',
				onClickCell: onClickCell,
				onEndEdit: onEndEdit
			">
	<thead>
	<tr>
		<th data-options="field:'itemid',width:80">Item ID</th>
		<th data-options="field:'productid',width:100,
						formatter:function(value,row){
							return row.productname;
						},
						editor:{
							type:'combobox',
							options:{
								valueField:'productid',
								textField:'productname',
								method:'get',
								url:'products.json',
								required:true
							}
						}">Product
		</th>
		<th data-options="field:'listprice',width:80,align:'right',editor:{type:'numberbox',options:{precision:2}}">List
			Price
		</th>
		<th data-options="field:'unitcost',width:80,align:'right',editor:{type:'numberbox',options:{precision:2}}">Unit
			Cost
		</th>
		<th data-options="field:'attr1',width:250,editor:'textbox'">Attribute</th>
		<th data-options="field:'status',width:60,align:'center',editor:{type:'checkbox',options:{on:'P',off:''}}">
			Status
		</th>
	</tr>
	</thead>
</table>

<div id="tb" style="height:auto">
	<a href="javascript:void(0)" class="easyui-linkbutton" data-options="iconCls:'icon-add',plain:true"
	   onclick="append()">Append</a>
	<a href="javascript:void(0)" class="easyui-linkbutton" data-options="iconCls:'icon-remove',plain:true"
	   onclick="removeit()">Remove</a>
	<a href="javascript:void(0)" class="easyui-linkbutton" data-options="iconCls:'icon-save',plain:true"
	   onclick="acceptit()">Accept</a>
	<a href="javascript:void(0)" class="easyui-linkbutton" data-options="iconCls:'icon-undo',plain:true"
	   onclick="reject()">Reject</a>
	<a href="javascript:void(0)" class="easyui-linkbutton" data-options="iconCls:'icon-search',plain:true"
	   onclick="getChanges()">GetChanges</a>
</div>

<script type="text/javascript">
	var editIndex = undefined;

	function endEditing() {
		if (editIndex == undefined) {
			return true
		}
		if ($('#dg').datagrid('validateRow', editIndex)) {
			$('#dg').datagrid('endEdit', editIndex);
			editIndex = undefined;
			return true;
		} else {
			return false;
		}
	}

	function onClickCell(index, field) {
		if (editIndex != index) {
			if (endEditing()) {
				$('#dg').datagrid('selectRow', index)
					.datagrid('beginEdit', index);
				var ed = $('#dg').datagrid('getEditor', {index: index, field: field});
				if (ed) {
					($(ed.target).data('textbox') ? $(ed.target).textbox('textbox') : $(ed.target)).focus();
				}
				editIndex = index;
			} else {
				setTimeout(function () {
					$('#dg').datagrid('selectRow', editIndex);
				}, 0);
			}
		}
	}

	function onEndEdit(index, row) {
		var ed = $(this).datagrid('getEditor', {
			index: index,
			field: 'productid'
		});
		row.productname = $(ed.target).combobox('getText');
	}

	function append() {
		if (endEditing()) {
			$('#dg').datagrid('appendRow', {status: 'P'});
			editIndex = $('#dg').datagrid('getRows').length - 1;
			$('#dg').datagrid('selectRow', editIndex)
				.datagrid('beginEdit', editIndex);
		}
	}

	function removeit() {
		if (editIndex == undefined) {
			return
		}
		$('#dg').datagrid('cancelEdit', editIndex)
			.datagrid('deleteRow', editIndex);
		editIndex = undefined;
	}

	function acceptit() {
		if (endEditing()) {
			$('#dg').datagrid('acceptChanges');
		}
	}

	function reject() {
		$('#dg').datagrid('rejectChanges');
		editIndex = undefined;
	}

	function getChanges() {
		var rows = $('#dg').datagrid('getChanges');
		alert(rows.length + ' rows are changed!');
	}
</script>
</body>
</html>